Johnna B. Hawk

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Rocky Hill, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Centrifuge tube for separating and washing red blood cells
- Patent number D278653
- Issue date Apr 30, 1985
- Ortho Diagnostic Systems Inc.
- Steven R. Savitz
- D24 - Medical and laboratory equipment
Information Patent Grant
Multiple particle washing system and method of use
- Patent number 4,436,631
- Issue date Mar 13, 1984
- Ortho Diagnostic Systems Inc.
- Henry A. Graham
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Particle washing system and method of use
- Patent number 4,435,293
- Issue date Mar 6, 1984
- Ortho Diagnostic Systems Inc.
- Henry A. Graham
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Blood typing tests and reagents
- Patent number 4,358,436
- Issue date Nov 9, 1982
- Ortho Diagnostics, Inc.
- Henry A. Graham
- G01 - MEASURING TESTING
Information Patent Grant
Anti-D test and reagent
- Patent number 4,296,090
- Issue date Oct 20, 1981
- Ortho Diagnostics, Inc.
- Henry A. Graham
- G01 - MEASURING TESTING